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Finding the Fourth Proportional to 251,250.54, 376,900.46 and 82,702.10

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Solution

The fourth proportional to 251,250.54, 376,900.46 and 82,702.10 is: 124,061.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,250.54 : 376,900.46 = 82,702.10 : x
  2. Step 2: Convert to fraction form
    251,250.54/376,900.46 = 82,702.10/x
  3. Step 3: Cross multiply
    251,250.54x = 376,900.46 × 82,702.10
  4. Step 4: Simplify right side
    251,250.54x = 31,170,457,234.95
  5. Step 5: Solve for x
    x = 31,170,457,234.95/251,250.54
  6. Step 6: Final answer
    x = 124,061.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.